Beautiful08 Beautiful08

18-03-2016
Mathematics

contestada

(x2 - 5x + 2) + (x2 + 4x + 5) - (x2 - 6x - 42)

Respuesta :

SmarticalParticals SmarticalParticals

18-03-2016

Distribute the negative through the 3rd brackets

(x^2 -5x +2) + (x^2 + 4x +5) -x^2 + 6x + 42 =
x^2 -5x +2 + x^2 +4x + 5 - x^2 + 6x + 42 =

Combine like terms

x^2 + 5x + 49

Won't factor, so... done.

Answer Link

Otras preguntas

Let a be -1/6 and let b be 1/2. Let x be the sum of the reciprocals of a and b, let y be the product of the reciprocals of a and b, and let z be twice the recip

Find the measure of Angle R if a = 9 square root 2 and b = 18 square root 2. Please help!!

which phrase matches the algebraic expression bellow? 2(x+7)+10

How to expand algebra expressions that include a divide

What is the value of x in the equation 2x + 1/2x + 2(1+x) = 29?

When your scalpel gets dull or is broken, it should be disposed of by a. Placing in the broken glass/sharps container b. Thrown in the trash c. Kept in your dis

The sum of 20 numbers is 9. If each number were to be increased by 0.03, what is the sum of the 20 numbers in the end

Parya vachi of बच्चा plz send it fast I need 2

Find the position of the center of mass of two bodies points of masses m1 and m2 joined by a rod of mass negligible in length d. Find the acceleration of the ce

What is the friction force of an object wtih a gravity force of 30N, normal force of 30N, applied force of 6N to the right, and a net force of 20N to the left?